Explicitly #import <Foundation/Foundation.h> instead of assuming it has already been imported.
Merge pull request #54 from SkylerLipthay/master

Explicitly #import <Foundation/Foundation.h> instead of assuming it has already been imported.
add "make.attribute(...)"
add view.mas_attribute(...)
change to and test make.attributes(...)
reimplement composite attributes based on MASAttribute
Merge pull request #55 from Ahti/master

add "make.attribute(...)"
Merge branch 'master' of github.com:cloudkite/Masonry into attribute_chaining2